The requested vessel with name KHASAN and MMSI:0 and IMO:5144875 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
KHASAN 9223215 273372520 JINHAE KOREA Jul 26, 2017 00:52 UTC
KHASAN. N/A 272110900 Jul 30, 2017 19:17 UTC
KHASANETS 8876778 273439470 VANINO Nov 28, 2016 13:04 UTC

Also, you may try to find the vessel in our comprehensive Vessels Database or track this ship on the map.